May Weather in Sugar Land, Texas - 2025

Sugar Land is a city located in Fort Bend County southwest of Houston, Texas. The city of Sugar Land is well-known for its sugarcane production as the name of the city suggests. The city provides heaps of recreational parks and activities, medical facilities, a safe environment and it is classified as one of the safest cities in the US since 2008. The city has been recognized as one of America's Best Places to Live and has been named as a Community of Respect by the Anti-Defamation League, which pretty much explains the culture of the city. The city is also recognized as "The Sweetest City in Texas" as it is dedicated to interfaith harmony. Along with the above-stated facts, Sugar Land is more than a beautiful society to reside in. It is a perfect match for the snowbirds and the weather of the city is perfectly benign for the snowbirds.

Weather May 2025 in Sugar Land Texas:

Generally, May in Sugar Land will be quite hot, with an average temperature of around 87°F / 31°C. But due to the very high humidity, it can feel very uncomfortable. You can expect around 10 rainy days, with on average 1.5 inches / 39 mm of rain during the month of May.
Moderately uncomfortable (moderate humidity) with high temperatures
Ed Schipul - CC BY-SA 2.5

May weather in Sugar Land Texas

To get a good overview of the type of weather you can expect in May in Sugar Land, we will look at the day and night temperature, minimum and maximum water temperature, and if May is comfortable or humid

Generally, May in Sugar Land will be quite hot. Historical data shows that you can expect an average temperature of around 87°F / 31°C. But due to the very high humidity, it can feel very uncomfortable. During the night, it will cool down to around 68°F / 20°C. Many will prefer a location with air conditioning due to the high humidity level.

Sugar Land has rainy days in May. You can expect around 10 rainy days, with on average 1.5 inches / 39 mm of rain during the whole month.

Average temperature
Average Sea temperature
Wintersun Comfort grade and huricane risk

The forecast for May 2025 is based on historical data and are averages. They will give a good indication what you can expect, but the daily temperature and rain will fluctuate during the month.

May weather in Sugar Land Texas in more detail

To get a better feeling for the type of weather, you can expect in May in Sugar Land, we will look at the temperature, rain, wind, humidity, water temperature, and sun and clouds

- What will the temperature be in Sugar Land in May

Generally, you can expect in May an average temperature of 87°F / 31°C during the day and an average of 68°F / 20°C during the night. In May, during the warmest part of the afternoon, the temperature can often get as high as 96°F / 36°C, and at the end of the night, it can get as low as 53°F / 12°C.

When looking at the whole year, January is the coldest month, with an average temperature of around 64°F / 18°C. July and August are the hottest months, with an average temperature of around 95°F / 35°C. When comparing May with the temperature in the month before and after, this is slightly higher than April, which sees an average maximum temperature of around 80°F / 27°C. And almost equal to June, which sees an average maximum temperature of around 91°F / 33°C.

Day and night temperature variation for Sugar Land during the year.
Day and night temperature variation for Sugar Land during the year.

But average temperatures only tell half of the story. It is also good to check the maximum and minimum temperatures. When looking at the whole year, August is the hottest month, with a temperature of around 102°F / 39°C. January and December are the coldest months, with a temperature of around 78°F / 26°C. When comparing May with the temperature in the month before and after, this is slightly higher than April, which sees an average maximum temperature of around 91°F / 33°C. And almost equal to June, which sees an average maximum temperature of around 98°F / 37°C.

In the following graph, you can see how many cold and hot days you can expect in Sugar Land each month:

Day and night temperature variation for Sugar Land during the year.
Day and night temperature variation for Sugar Land during the year.

- Can you expect rain in May in Sugar Land?

Generally, you can expect about 10 rain days in May, with on average 1.5 inches / 39 mm of rain.

When looking at the whole year, August is the dryest month, with an average rainfall of around 1.1 inches / 29 mmmm. January is the wettest month, with an average rainfall of around 2.2 inches / 56 mmmm. When comparing May with the month before and after, this is almost equal to April, which sees around 1.5 inches / 37 mm of rain. And almost equal to June, which sees around 1.6 inches / 41 mm of rain

Rain days for Sugar Land during the year.
Rain days for Sugar Land during the year.

If we look at the number of days with rain, November is the month with the least amount of rain days with an average of between 7 and 8 days. July is the month with the most rain days with an average of between 12 and 13 days. When comparing May with the month before and after, this is almost equal to April, which sees an average of between 8 and 9 days of rain. And almost equal to June, which sees an average of between 11 and 12 days of rain

- What will the water temperature be in Sugar Land for May

You can expect in May, the water temperature for Sugar Land to be between 82°F / 28°C and 71°F / 22°C.

To compare the water temperature we will use the maximum water temperature. You can expect this temperature on a more sunny day, close to the shore, when the wind does not mix the relatively warmer and colder water.

August has the highest water temperature, with around 89°F / 32°C. January has the lowest water temperature, with around 60°F / 16°C. When comparing the water temperature from May with the month before and after, May has a water temperature slightly higher than April, with a water temperature of an average of between 77°F / 25°C and 78°F / 26°C. And slightly less than the water temperature from June, that is around 87°F / 31°C.

Water temperature for Sugar Land during the year.
Water temperature for Sugar Land during the year.

- Can you expect in May a lot of sunny days in Sugar Land

Generally, you can expect around 9 sunny days in May and around 19 partly sunny days. The remaining days will be cloudy.

When looking at the whole year, October is the month with the highest number of sunny days, with around 14 sunny days. February is the month with the lowest number of sunny days, with an average of between 7 and 8 sunny days. When comparing May with the number of sunny days in the month before and after, it is almost equal to April, with an average of between 8 and 9 sunny days. And almost equal to June, with around 9 sunny days

The number of sunny, partly sunny, and cloudy days for Sugar Land
The number of sunny, partly sunny, and cloudy days for Sugar Land

We have looked at the sunny days in Sugar Land. Let's also look at the cloudy or overcast days. December is the month with the highest number of cloudy days, with an average of between 10 and 11 cloudy days. August is the month with the lowest number of cloudy days, with an average of between 1 and 2 cloudy days. When comparing May with the number of cloudy days in the month before and after, it is almost equal to April, with an average of between 3 and 4 cloudy days. And almost equal to June, with around 3 cloudy days

- Will it be comfortable in May in Sugar Land?

Generally, May in Sugar Land will have a very high humidity, and can feel very uncomfortable.

We use the humidity and temperature in Sugar Land to calculate the Wintersun Expert Comfort level for each month. The lower the Wintersun Expert Comfort level, the more comfortable it will be. Only for certain people, extremely dry air can feel slightly uncomfortable.

When looking at the whole year, November has the lowest humidity, with a Wintersun Expert comfort level of "comfortable" (very dry air). June has the highest humidity, with a Wintersun Expert comfort level of "very uncomfortable" (very high humidity). When comparing May with the month before and after, this is slightly more than April, which has a Wintersun Comfort level of "slightly uncomfortable" (moderately humid). And almost equal to June, which has a Wintersun Comfort level of "very uncomfortable" (very high humidity)

Wintersun Expert Humidity / Comfort level for Sugar Land
Wintersun Expert Humidity / Comfort level for Sugar Land

What to do in Sugar Land Texas in May

Sugar Land is a prominent tourist attraction. There are numerous places to visit in the area:

  • The Houston Museum of Natural Science: A natural history museum featuring a saltwater aquarium and a digital dome theater. The museum is dedicated to preserving and advancing the general public's knowledge in the light of natural science. The museum provides adult-education opportunities through lectures, cultural dinners, behind-the-scenes tours, day excursions, travel programs, and hands-on classes.
  • Oyster Creek Park: The Park is considered as one of the city's most scenic areas with its iconic rock-lined pond and water features along with a bridge overlooking Oyster Creek. The park is home to an amphitheater as well. Other features include; hiking & walking trails, public art, restrooms, picnic areas, and a drinking fountain.
  • Buffalo Run Park: The Park is located on four lakes with an observation tower, boat launch, fishing piers, sand volleyball court, and trails. You can spend quality time with the family on sunny days as there are numerous options to spend a healthy and productive day.
  • BAPS Shri Swaminarayan Mandir: It is a magnificent historic Mandir, one of its kind in North America. Its traditional Hindu Mandir was built according to the ancient architectural scriptures of India dating back 5000 years. You should visit this place to get educated about the great historical importance linked to this place.
  • River Park Splash Pad: This water park is a perfect getaway from the hot and sunny day. The water park features water fountains, dumping buckets, and a misting rainbow.

Is it humid in Sugar Land Texas in May?

A lot of people ask interested in the humidity or relative humidity for Sugar Land Texas in May. But the real question they want to ask is not about humidity but the amount of moisture in the air. Or better, about comfort. Will it be comfortable in May in Sugar Land, or will high humidity make it uncomfortable.

To answer this question, we have to look at the dew point. Relative humidity can change a lot in Sugar Land during the day and night, as it changes when the amount of moisture changes and, but also when the temperature changes. It is a lot less reliable for comfort. Where the dew point only varies with the amount of moisture in the air.

Looking at the dew point, we can see that for the month of May, you can expect that Sugar Land will have a very high humidity, and can feel very uncomfortable.

November is the month with the most comfort. It will have very dry air, and can feel somewhat uncomfortable for some people. But will be fine for most.. June is the most uncomfortable month. It will have a very high humidity, and can feel very uncomfortable. In the graph, you can see that there is a significant difference between the most comfortable and most uncomfortable months

Humidity level for Sugar Land
Humidity level for Sugar Land

Is May a good time to go to Sugar Land Texas?

Trying to answer the question of whether May is a good time to go to Sugar Land is not as easy as it first seems. Some people like colder weather, and others prefer a warmer climate. Some are fine with some humidity, and others are not. If your location has air conditioning, the night temperature is less important.

These are some examples. I will try to answer the question with a more generic person in mind. The more detailed information in this article should be enough to check further if this applies to you as well.

If we look at the average temperature for Sugar Land in May, we can see that it will be too hot for a lot of visitors. In May, you can expect it to be quite hot, with an average temperature of around 87°F / 31°C. But due to the very high humidity, it can feel very uncomfortable. During the night, it will be around 68°F / 20°C.

As the number of overcast days is not high, you can enjoy the sun with around 9 sunny days and 19 partly sunny days.

The last aspect we will look at is rain. You can expect around 10 rainy days, with on average 1.5 inches / 39 mm of rain during May. More then 5 days rain per month makes the chance higher you will see some rain during a shorter stay. But a day with rain does not mean a day you can not enjoy.

We have looked at the average day temperature, the night temperature, humidity, the number of overcast days, and the rain. We think that May in Sugar Land Texas is not the most optimal destination. But that doesn't mean it is not a good time for you to go. As said before, each visitor has their own preferences when it comes to the weather.

Does it rain all day in Sugar Land Texas in May?

In Sugar Land, it does not rain all day in May. You can expect around 10 rainy days, with on average 1.5 inches / 39 mm of rain during the month.

Another way of looking at the rain is the number of sunny days. For Sugar Land Texas, there are, on average 9 sunny days and 19 partly sunny days in May. That clearly shows that it is not raining all the time.

Is May the rainiest month in Sugar Land Texas?

May is not the month with the most rainy days, and not the month with the most rain.

To answer what the rainiest month is in Sugar Land, we will both look at the month with the most rain, and the month with the highest number of rainy days.

July is the month with the the highest number of rainiest days. On average, you can expect 12 days with rain. November is the month with the lowest number of rainy days, with aproximately 7 days.

July is the month with the most rain. This is not equal as the one with the most rainy days. On average, you can expect 2.2 inches / 56 mm of rain. November is the month with the least amount of rain. This is not the same month as the one with the lowest number of rainy days. You can expect approximately 1.1 inches / 29 mm of rain.

Is May the most sunniest month in Sugar Land Texas?

May is not the month with the most sunny days, it is the month with the most partly sunny days, and it is not the month with the lowest number of overcast days.

To answer what the sunniest month is in Sugar Land, we will of course look at the month with the most sunniest days, but also look at the month with the biggest number of days that are sunny or partly sunny.

October is the month with the highest number of sunny days. On average, you can expect 9 sunny days, and 19 partly suny days. February is the month with the lowest number of sunny days.

August is the month with the highest number of sunny days and partly sunny days combined. While February is the month with the lowest number of sunny days and partly sunny days combined.

The last thing we will look at is the number of overcast days. August is the month with the lowest number of overcast days. While December is the month with the highest number of overcast days.

More information about Sugar Land Texas

Weather in Sugar Land Texas in other months

What to do in Sugar Land Texas for each month

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